help engine grinding?

[1NonlyAccord]

so when i cranked my car up this after noon...its making sum kind of grinding?scraping sound? idling fine still at 1k, when i rev the scraping sound kinda gets louder?
getting it towed to the shop tmr AM..any ideas?

[AnthonyF]

grinding or valve chatter?

[1NonlyAccord]

grinding or valve chatter?

its like a grinding sqeel..nothings touching the belts or anything. the car ran fine yesterday when i drove home from work.and cranked it up today to leave and its just alot louder than normal but making that noise..hard to explain.

[KPowerEP3]

Your starter staying engaged and grinding on the flywheel maybe?